docs: def get(cls, mjd: float, dbname: str = None) -> Eop:
          """Retrieve Earth Orientation Parameters and timescales differences
          for a given date
  
          Args:
              mjd: Date expressed as Mean Julian Date
              dbname: Name of the database to use
          Return:
              Eop: Interpolated data for this particuliar MJD
          """
  
          try:
              value = cls.db(dbname)[mjd]
          except (EopError, KeyError) as e:
              if isinstance(e, KeyError):
                  msg = "Missing EOP data for mjd = '%s'" % e
              else:
                  msg = str(e)
  
              if cls.policy() == cls.WARN:
                  log.warning(msg)
              elif cls.policy() == cls.ERROR:
                  raise
  
              value = Eop(x=0, y=0, dx=0, dy=0, deps=0, dpsi=0, lod=0, ut1_utc=0, tai_utc=0)
  
          return value